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    • 1572nm DFB Laser diode for CO2 Sensing     


    The PL-DFB-1572-A-A81-SA-14BF 1572nm DFB laser diode module made by LD-PD is a cost effective, highly coherent laser source. The DFB laser diode chip is packaged in an industry standard hermetically sealed 14 pin butterfly package with TEC and PD Built in.



    Product model


    Name Model Price
    1572nm DFB SM Laser diode (Type B )   [PDF]  [RFQ]

    PL-DFB-1572-A-1- SA-14BF
    Stock NO.: A80012307     		[Please inquire]
     Call us 
    1572nm DFB PM Laser diode (Type A )   [PDF]  [RFQ]

    PL-DFB-1572-A-1-PA-14BF
    Stock NO.: A80012308     		[Please inquire]
     Call us 
    1572nm DFB SM Laser diode (Type A )   [PDF]  [RFQ]

    PL-DFB-1572-A-1- SA-14BF
    Stock NO.: A80012306     		[Please inquire]
     Call us 


    Parameter



    Features

    ● Narrow Linewidth < 2MHz

    ● Excellent wavelength control and stability

    ● Industry Standard 14 pin Butterfly package

    ● Mode-Hop free tuning

    ● Excellant reliability

    ● Customer specific wavelengths available

    Laser Specifications

    Tsub=25°C, CW bias unless stated otherwise

    Parameter

    Symbol

    Min

    Typ

    Max

    Unit

    Centre Wavelength

    λ

    1571.5

    1572.0

    1572.5

    nm

    Side Mode Suppression Ratio

    SMSR

    30

    40


    dB

    Threshold Current

    Ith


    20

    30

    mA

    Operating Current

    Iop


    80

    150

    mA

    Chip output Power

    Pf

    10

    15

    30

    mW

    Quantum Efficiency

    η

    0.08

    0.12


    mW/mA

    Current Tuning Coefficient

    ∆λ/∆I


    0.015


    nm/mA

    Temperature Tuning Coefficient

    ∆λ/∆T


    0.12


    nm/K

    Forward Voltage

    Vf


    1.3

    2

    V

    Thermistor Resistance

    RT

    9.5

    10

    10.5

    KΩ

    Thermistor Temp. Coefficient



    -4.4


    %/°C

    Connector

    FC/APC


    Spectrum

    1572.jpg


    L-I Curve

    1572.1.jpg


    Tuning characteristics

    1572.2.jpg


    Linewidth Measurement（CW,2.036 MHZ@25deg100mA)

    1572.3.jpg


    Central Wavelength

    1573.jpg


    Wavelength Stability

    1572nm 波长.png

    Beam Quality

    D)XRNI6(B736%L%HB68S3.jpg    

    2D 


     ZUYY5)4Z332N5V9_ZJ`JF.png

    3D


    Camera Analysis 

    89A31A99B922B0A5004C93A98748FF54.png


    Package Size

    TYPE A

    800.png

    TYPE B

    B model.png

    Pin definition

    Schematic Diagram (Top View)

    TYPE A

    pp.png

    Pin Connection


    PIN#

    Function

    PIN#

    Function

    1

    Thermistor

    8

    Case Ground

    2

    Thermistor

    9

    Case Ground

    3

    LD(-)

    10

    NC

    4

    Detector (+)

    11

    LD(+)

    5

    Detector (-)

    12

    LD (–), RF 

    6

    TEC (+)

    13

    LD (+)

    7

    TEC (–)

    14

    NC




    TYPE B


    QQ图片20220114165017.png

    TYPE B Pin Connection

    PIN#

    Function

    PIN#

    Function

    1

    TEC(+)

    8

    Case Ground

    2

    Thermistor

    9

    NC

    3

    Detector(+)

    10

    Laser Anode (+)

    4

    Detector(-)

    11

    Laser Anode (-)

    5

    Thermistor

    12

    NC

    6

    NC

    13

    NC

    7

    NC

    14

    TEC(-)


    Absolute Maximum Ratings

    Item

    Unit

    Min

    Typ

    Max

    Case Temperature

      ℃

    -5

    25

    70

    Chip Temperature

    ℃

    +10

    25

    40

    Operating Current

    mA

    0

    80

    150

    Forward Voltage

    V

    0.8

    1.2

    1.8

    TEC Current

    A

    -

    -

    1.2

    Reverse Voltage（LD）

    V

    -

    -

    2.0

    Reverse Voltage(PD)

    V

    -

    -

    20



    CO2

    AYMW3]B%NH65Y@K1U0VFVFD.jpg

    Application

    ● Tunable diode laser absorption spectroscopy

    ● CO2 Monitoring

    Ordering Info

    PL-DFB-□□□□-☆-A8▽-XX-14BF

    □□□□：Wavelength

    1392:1392nm

    1512:1512nm

    1567:1567nm

    1572：1572nm

    *****

    1653.7：1653.7nm

    ☆ ：Output Power

    A：10mW

    B：20mW

    ▽：Wavelength Tolerance

    1：±1nm

    2：±2nm

    XX: Fiber and Connector Type

    SA=SMF-28E+ FC/APC

    SP=SMF-28E+ FC/PC 

    PP=PM Fiber+ FC/PC

    PA=PM Fiber+ FC/APC



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